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IPC-HDW2231T-AS-S2

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2 MP

2MP Lite IR Fixed-focal Eyeball Network Camera

Product Feature

  • 2MP, 1/2.8” CMOS image sensor, low illuminance, high image definition
  • Outputs max. 2MP (1920 × 1080) @25/30 fps
  • H.265 codec, high compression rate, ultra-low bit rate
  • Built-in IR LED, max. IR distance: 30 m
  • ROI, SMART H.264+/H.265+, flexible coding, applicable to various bandwidth and storage environments
  • Rotation mode, WDR, 3D NR, HLC, BLC, digital watermarking, applicable to various monitoring scenes
  • Intelligent detection: Intrusion, tripwire
  • Abnormality detection: Motion detection, video tampering, no SD card, SD card full, SD card error, network disconnection, IP conflict, illegal access, voltage detection
  • Supports max. 256 GB Micro SD card, built-in Mic
  • 12V DC/PoE power supply
  • IP67 protection

With upgraded H.265 encoding technology, Dahua Lite series network camera has efficient video encoding capacity, which saves bandwidth and storage space. This camera adopts the latest starlight technology and displays better color image in the condition of low illumination. It supports SD card storage, dust-proof function, waterproof function and vandal-proof function, complying with the standards of IP67 (Supported by some select models).

Camera
Image Sensor1/2.8”2Megapixel progressive CMOS
Max. Resolution1920 (H) ×1080 (V)
ROM128 MB
RAM128 MB
Scanning SystemProgressive
Electronic Shutter SpeedAuto/Manual 1/3 s–1/100000 s
Min. Illumination0.002 Lux @F1.6
S/N Ratio> 56 dB
Illumination Distance30 m (98.4 ft)
Illuminator On/Off ControlAuto/Manual
Illuminator Number2 (IR LED)
Pan/Tilt/Rotation RangePan: 0°–360°
Tilt: 0°–78°
Rotation: 0°–360°
Lens
Lens TypeFixed-focal
Mount TypeM12
Focal Length2.8 mm
3.6 mm
Max. ApertureF1.6
F1.6
Field of View2.8 mm:
Horizontal 106° × Vertical 56° × Diagonal 126°
3.6 mm:
Horizontal 87° × Vertical 46° × Diagonal 104°
Iris TypeFixed
Close Focus Distance2.8 mm: 0.6 m (2.0 ft)
3.6 mm: 1.2 m (3.9 ft)
DORI DistanceLensDetectObserveRecognizeIdentify
2.8 mm38.6 m
(126.6 ft)		15.4 m
(50.5 ft)		7.7 m
(25.3 ft)		3.9 m
(12.8 ft)
3.6 mm55.2 m
(181.1 ft)		22.1 m
(72.5 ft)		11.0 m
(36.1 ft)		5.5 m
(18.0 ft)
Smart event
IVSTripwire; intrusion
Video
Video CompressionH.265; H.264; H.264B; MJPEG (only supported by the sub stream)
Smart CodecSmart H.265+/ Smart H.264+
Video Frame Rate

Main stream:

1920 × 1080 (1 fps-25/30 fps)

Sub stream:

704 × 576 (1 fps-25fps)

704 × 480 (1 fps-30fps)

Stream Capability2 streams
Resolution1080p (1920 × 1080); 1.3M (1280 × 960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF (352 × 288/352 × 240)
Bit Rate ControlCBR/VBR
Video Bit RateH.264: 32 Kbps–6144 Kbps
H.265: 12 Kbps–6144 Kbps
Day/NightAuto(ICR)/Color/B/W
BLCYes
HLCYes
WDR120 dB
White BalanceAuto/natural/street lamp/outdoor/manual/regional custom
Gain ControlAuto/Manual
Noise Reduction3D DNR
Motion DetectionOFF/ON (4 areas, rectangular)
Region of Interest(RoI)Yes (4 areas)
Smart IlluminationYes
Image Rotation0°/90°/180°/270° (Support 90°/270° with 1080p resolution and lower.)
MirrorYes
Privacy Masking4 areas
Audio
Built-in MICYes
Audio CompressionG.711A; G.711Mu; G.726; AAC
Alarm
Alarm EventNo SD card; SD card full; SD card error; network disconnection; IP conflict; motion detection; video tampering; tripwire; intrusion; illegal access; voltage detection; audio detection; safety exception
Network
NetworkRJ-45 (10/100 Base-T)
SDK and APIYes
Cyber SecurityVideo encryption; firmware encryption; configuration encryption; Digest; WSSE; account lockout; security logs; IP/MAC filtering; generation and importing of X.509 certification; syslog; HTTPS; 802.1x; trusted boot; trusted execution; trusted upgrade
ProtocolIPv4; IPv6; HTTP; TCP; UDP; ARP; RTP ; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS; UPnP; NTP; Multicast; ICMP; IGMP; NFS; PPPoE; Bonjour
InteroperabilityONVIF(Profile S/Profile G/Profile T);CGI; P2P; Milestone; Genetec
User/Host20
StorageFTP; SFTP; Micro SD Card (support max. 256 GB); NAS
Browser

IE

Chrome

Firefox

Management SoftwareSmart PSS; DSS; DMSS
Mobile PhoneIOS; Android
Certification
CertificationsCE-LVD: EN62368-1
CE-EMC: Electromagnetic Compatibility Directive 2014/30/EU
FCC: 47 CFR FCC Part 15, Subpart B
UL/CUL: UL60950-1 CAN/CSA C22.2 No.60950-1-07
Power
Power Supply12V DC/PoE (802.3af)
Power Consumption< 6.5W
Environment
Operating Conditions-40°C to +60°C (-40°F to +140°F)/less than ≤ 95% RH
Strorage Conditions-40°C to +60°C (-40°F to +140°F)
ProtectionIP67
Structure
CasingMetal + plastic
Dimensions100.9 mm × Φ109.9 mm (4.0" × Φ4.3")
Net Weight0.39 kg (0.9 lb)
Gross Weight0.56 kg (1.2 lb)
Name Type Version Release Date
Datasheet Datasheet 17 June 2021
QSG QIG 17 June 2021

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